US Patent 11682243 Driving assistance device, driving assistance method, and program

A driving assistance device includes a first acquisition unit that acquires hazardous event data for notifying the occurrence of a hazardous event during driving from a driving situation sensing device provided in a vehicle, a second acquisition unit that acquires a deterioration degree of a traveling environment registered in advance in association with a position where the driving situation sensing device senses the hazardous event data, and a determination unit that determines, on a basis of the hazardous event data and the deterioration degree of the traveling environment, whether a hazardous event indicated by the hazardous event data was caused by a driving operation of the driver of the vehicle or the traveling environment.